阅读说明：本技术 一种转轴式研磨机的磨轴降温装置 (Grinding shaft cooling device of rotating shaft type grinding machine ) 是由 邱敏 赵好 于 2020-07-16 设计创作，主要内容包括：本发明涉及研磨装置技术领域,且公开了一种转轴式研磨机的磨轴降温装置,包括机架,所述机架的内侧面固定连接有转轴,所述转轴的内部开设有通水孔,所述通水孔的顶端转动连接有单向水阀,所述转轴的中间固定连接有洒水装置,所述转轴表面的左右端部固定连接有一号传动齿轮,所述一号传动齿轮的下端啮合有二号传动齿轮,所述二号传动齿轮表面的边缘处转动连接有活动连杆。通过洒水装置转动,洒水装置内部充有冷水,冷水随着洒水装置的转动洒落在磨轴的内壁上,从而达到了能够自动对磨轴的内壁进行洒水,使磨轴内部的热量随着水的蒸发而降温,且该装置多用普通的机械零件,制造成本低,且降温的效果很好的效果。(The invention relates to the technical field of grinding devices and discloses a grinding shaft cooling device of a rotary shaft type grinding machine, which comprises a rack, wherein a rotary shaft is fixedly connected to the inner side surface of the rack, a water through hole is formed in the rotary shaft, the top end of the water through hole is rotatably connected with a one-way water valve, a water spraying device is fixedly connected to the middle of the rotary shaft, a first transmission gear is fixedly connected to the left end part and the right end part of the surface of the rotary shaft, a second transmission gear is meshed with the lower end of the first transmission gear, and a movable connecting rod is rotatably connected to the edge of the surface of the second transmission. Rotate through watering device, watering device is inside to be filled with cold water, and cold water is unrestrained on the inner wall of grinding the axle along with watering device's rotation to reached and to having spilt the inner wall of grinding the axle automatically, made the inside heat of grinding the axle and cooled down along with the evaporation of water, and the device is multi-purpose ordinary machine part, low in manufacturing cost, and the fine effect of cooling.)

1. The utility model provides a pivot formula grinds mill axle heat sink of machine, includes frame (1), its characterized in that: the inner side surface of the rack (1) is fixedly connected with a rotating shaft (2), a water through hole (3) is formed in the rotating shaft (2), the top end of the water through hole (3) is rotatably connected with a one-way water valve (4), the middle of the rotating shaft (2) is fixedly connected with a water spraying device (5), the left end part and the right end part of the surface of the rotating shaft (2) are fixedly connected with a first transmission gear (6), the lower end of the first transmission gear (6) is meshed with a second transmission gear (7), the edge of the surface of the second transmission gear (7) is rotatably connected with a movable connecting rod (8), one end, far away from the second transmission gear (7), of the movable connecting rod (8) is rotatably connected with a piston (9), the outer surface of the piston (9) is slidably connected with an air cavity (10), the right end of the air cavity (10) is provided, the upper end fixedly connected with trachea (13) of exhaust hole (12), one end fixedly connected with exhaust frame (14) of exhaust hole (12) are kept away from trachea (13), the side of exhaust frame (14) is rotated and is connected with grinding shaft (15), the upper end fixedly connected with water tank (16) of frame (1) right flank, the left end fixedly connected with third drive gear (17) of pivot (2).

2. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the rotating shaft (2) is fixedly connected with the grinding shafts (15), and the two grinding shafts (15) are in contact with each other.

3. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the water through hole (3) is formed in the circle center of the rotating shaft (2), the left end of the water through hole (3) is communicated with the inside of the water spraying device (5), the right end of the water through hole is rotatably connected with the one-way water valve (4), and the one-way water valve (4) is connected with the water tank (16) through a water pipe.

4. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the inside of watering device (5) is hollow structure, and the centre fixedly connected with installation pole of watering device (5), the fixed surface of installation pole is connected with the spring, and the other end of spring is connected with a bobble, and the bell mouth has been seted up on the surface of watering device (5), and the inside swing joint in hole has the bobble.

5. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the second transmission gear (7) is rotatably installed on the inner side wall of the rack (1), the number of the movable connecting rods (8) is two, the movable connecting rod (8) on the right side is rotatably connected to the eccentric position of the second transmission gear (7), and the movable connecting rod (8) on the left side is rotatably connected to the eccentric position of the surface of the third transmission gear (17).

6. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the inside of piston (9) is equipped with the air vent, and the air vent diameter of right-hand member is greater than the diameter of left end air vent, fixedly connected with spring on the lateral wall of the inside air vent of piston (9), and the other end fixedly connected with bobble of spring.

7. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the air inlet hole (11) is divided into an upper section and a lower section, the diameter of the upper section is smaller than that of the lower section, the bottom of the lower section is fixedly connected with a spring, the other end of the spring is fixedly connected with a small ball, and the diameter of the small ball is smaller than that of the lower end and larger than that of the upper section.

8. The grinding shaft cooling device of the spindle grinder as claimed in claim 1, wherein: the left end of the exhaust frame (14) is rotatably connected with the grinding shaft (15), the exhaust frame (14) is internally provided with an air outlet, and the air outlet is communicated with the inside of the grinding shaft (15).

Technical Field

The invention relates to the technical field of grinding devices, in particular to a grinding shaft cooling device of a rotating shaft type grinding machine.

Background

The pivot formula grinds machine among the grinder can produce a large amount of heats because of the in-process looks friction of work, and the heat can exert an influence to the shape of grinding the axle for clearance grow between the grinding axle influences the effect of grinding, and the cooling to grinding the axle is now cooled down through liquid oil more, has improved the cost of production, and the cooling effect is poor.

In order to solve the above problems, the inventor provides a grinding shaft cooling device of a rotary shaft grinding machine, wherein a sprinkler is rotated, cold water is filled in the sprinkler, and the cold water is sprinkled on the inner wall of a grinding shaft along with the rotation of the sprinkler, so that the inner wall of the grinding shaft can be automatically sprinkled, the heat in the grinding shaft is cooled along with the evaporation of the water, and the device has the advantages of multiple common mechanical parts, low manufacturing cost and good cooling effect.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a grinding shaft cooling device of a rotating shaft type grinding machine, which has the advantages that the grinding shaft can be automatically cooled along with the rotation of the grinding shaft, the structure is flexible, the used common mechanical parts are adopted, the manufacturing cost is reduced, heat exchange is carried out by continuously utilizing water, the internal heat can be timely discharged, the internal temperature is kept low, the deformation of the grinding shaft is prevented, the grinding effect is kept good, the production efficiency is improved without stopping for cooling, the problem that the heat can influence the shape of the grinding shaft due to mutual friction in the working process is solved, the gap between the grinding shafts is enlarged, the grinding effect is influenced, the conventional cooling of the grinding shaft is mostly carried out through liquid oil, the production cost is improved, and the cooling effect is poor.

(II) technical scheme

In order to realize the purposes that the grinding shaft can be automatically cooled along with the rotation of the grinding shaft, the structure is flexible, common mechanical parts are used, the manufacturing cost is reduced, heat exchange is carried out by continuously utilizing water, the heat in the grinding shaft can be timely discharged, the internal temperature is kept low, the deformation of the grinding shaft is prevented, the grinding effect is kept good, the production efficiency is improved without stopping the machine for cooling, and the technical scheme is as follows: a grinding shaft cooling device of a rotary shaft type grinding machine comprises a frame, wherein a rotary shaft is fixedly connected to the inner side surface of the frame, a water through hole is formed in the rotary shaft, a one-way water valve is rotatably connected to the top end of the water through hole, a water sprinkling device is fixedly connected to the middle of the rotary shaft, a first transmission gear is fixedly connected to the left end portion and the right end portion of the surface of the rotary shaft, a second transmission gear is meshed with the lower end of the first transmission gear, a movable connecting rod is rotatably connected to the edge of the surface of the second transmission gear, one end, away from the second transmission gear, of the movable connecting rod is rotatably connected with a piston, an air cavity is slidably connected to the outer surface of the piston, an air inlet is formed in the right end of the air cavity, an exhaust hole is formed in, the side of air discharge frame rotates and is connected with the grinding shaft, the upper end fixedly connected with water tank of frame right flank, the left end fixedly connected with third drive gear of pivot.

Preferably, the rotating shaft is fixedly connected with the grinding shafts, and the number of the grinding shafts is two, and the two grinding shafts are in contact with each other.

Preferably, the limber hole is arranged at the center of the rotating shaft, the left end of the limber hole is communicated with the inside of the watering device, the right end of the limber hole is rotatably connected with the one-way water valve, and the one-way water valve is connected with the water tank through a water pipe.

Preferably, the inside of the watering device is of a hollow structure, the middle of the watering device is fixedly connected with an installation rod, the surface of the installation rod is fixedly connected with a spring, the other end of the spring is connected with a small ball, the surface of the watering device is provided with a conical hole, and the inside of the hole is movably connected with the small ball.

Preferably, the second transmission gear is rotatably installed on the inner side wall of the rack, the number of the movable connecting rods is two, the movable connecting rod on the right side is rotatably connected to the eccentric position of the second transmission gear, and the movable connecting rod on the left side is rotatably connected to the eccentric position on the surface of the third transmission gear.

Preferably, the inside of piston is equipped with the air vent, and the air vent diameter of right-hand member is greater than the diameter of left end air vent, fixedly connected with spring on the lateral wall of the inside air vent of piston, and the other end fixedly connected with ball of spring.

Preferably, the air inlet is divided into an upper section and a lower section, the diameter of the upper section is smaller than that of the lower section, the bottom of the lower section is fixedly connected with a spring, the other end of the spring is fixedly connected with a small ball, and the diameter of the small ball is smaller than that of the lower end and larger than that of the upper section.

Preferably, the left end of the exhaust frame is rotatably connected with the grinding shaft, and an air outlet is formed in the exhaust frame and communicated with the inside of the grinding shaft.

(III) advantageous effects

Compared with the prior art, the invention provides a grinding shaft cooling device of a rotating shaft type grinding machine, which has the following beneficial effects:

1. this pivot formula grinds grinding shaft heat sink of machine, through the rotation of pivot, drive watering device and rotate, inside being filled with cold water of watering device, cold water is along with watering device's rotation is unrestrained on the inner wall of grinding the axle to reached and to have carried out the watering to the inner wall of grinding the axle automatically, make the inside heat of grinding the axle along with the evaporation of water and cool down, and the device is multi-purpose ordinary machine part, low in manufacturing cost, and the fine effect of cooling.

2. This pivot formula grinds grinding shaft heat sink of machine, the motion through movable connecting rod drives the motion of piston, piston sliding connection is in the inside of air cavity, make air conditioning get into from the inlet port, discharge the inside of grinding the axle from the exhaust hole, No. three drive gear's surface rotates and is connected with movable connecting rod, movable connecting rod drives piston motion, make the inside hot-air of grinding axle get into the air cavity from the inlet port, discharge from the exhaust hole again, thereby reached and in time discharged the vapor that can evaporate, the grinding shaft is inside to remain the cooling all the time, the prevention is ground the axle and is out of shape because of overheated, influence the quality of grinding, the effect of work efficiency is improved.

Drawings

FIG. 1 is a schematic sectional front view of a cooling device for a grinding spindle according to the present invention;

FIG. 2 is a schematic top view of the cooling device for a grinding spindle according to the present invention;

FIG. 3 is a schematic view of the ventilator of the present invention;

FIG. 4 is a cross-sectional view of the sprinkler of the present invention;

FIG. 5 is a cross-sectional structural view of an exhaust frame according to the present invention.

In the figure: 1. a frame; 2. a rotating shaft; 3. a water through hole; 4. a one-way water valve; 5. a watering device; 6. a first transmission gear; 7. a second transmission gear; 8. a movable connecting rod; 9. a piston; 10. an air cavity; 11. an air inlet; 12. an exhaust hole; 13. an air tube; 14. an exhaust frame; 15. grinding a shaft; 16. a water tank; 17. and a third transmission gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a temperature reducing device for grinding shafts of a rotating shaft grinder includes a frame 1, a rotating shaft 2 fixedly connected to an inner side surface of the frame 1, two rotating shafts 2 fixedly connected to grinding shafts 15, and two grinding shafts 15 contacting each other to grind grinding materials between the two grinding shafts 15 and generate heat. The inside of pivot 2 is seted up limbers 3, and the limbers 3 is seted up in the centre of a circle department of pivot 2, and the left end of limbers 3 communicates with the inside of watering device 5, and the right-hand member rotates with one-way water valve 4 and is connected. The top of limbers 3 is rotated and is connected with one-way water valve 4, one-way water valve 4 leads to water piping connection with water tank 16, make the inside of watering device 5 have water always, the middle fixedly connected with watering device 5 of pivot 2, the inside of watering device 5 is hollow structure, the middle fixedly connected with installation pole of watering device 5, the fixed surface of installation pole is connected with the spring, the other end of spring is connected with a bobble, the bell mouth has been seted up on watering device 5's surface, the inside swing joint in hole has the bobble, the design can make water be spilled like this, the effect that can not spill when pivot 2 does not rotate.

The left end part and the right end part of the surface of the rotating shaft 2 are fixedly connected with a first transmission gear 6, the lower end of the first transmission gear 6 is meshed with a second transmission gear 7, and the second transmission gear 7 is rotatably installed on the inner side wall of the rack 1. The edge on No. two drive gear 7 surfaces rotates and is connected with movable connecting rod 8, movable connecting rod 8 has two, movable connecting rod 8 on right side rotates and connects the eccentric department at No. two drive gear 7, left movable connecting rod 8 rotates and connects the eccentric department on No. three drive gear 17 surfaces, movable connecting rod 8 keeps away from the one end rotation of No. two drive gear 7 and is connected with piston 9, the inside of piston 9 is equipped with the air vent, the air vent diameter of right-hand member is greater than the diameter of left end air vent, fixedly connected with spring on the lateral wall of the inside air vent of piston 9, the other end fixedly connected with bobble of spring, admit air and make the spring compressed like this, air admission exhaust hole 12, the spring is stretched when breathing in. The surface sliding connection of piston 9 has air cavity 10, air inlet 11 has been seted up to the right-hand member of air cavity 10, two sections about dividing into of air inlet 11, the diameter of upper segment is less than the diameter of hypomere, the bottom fixedly connected with spring of hypomere, a ball of other end fixedly connected with of spring, the diameter of ball is less than the diameter that the diameter of lower extreme is greater than the diameter of upper segment, admit air like this and make the spring compressed, the air gets into piston 9, the spring is stretched when breathing in, the ball is stopped up the gas pocket, exhaust hole 12 has been seted up in the left side of. The upper end fixedly connected with trachea 13 of exhaust hole 12, the one end fixedly connected with exhaust frame 14 of exhaust hole 12 is kept away from to trachea 13, and the left end and the grinding axle 15 of exhaust frame 14 rotate to be connected, and the venthole has been seted up to exhaust frame 14's inside, and the venthole communicates with the inside of grinding axle 15. The side of the exhaust frame 14 is rotatably connected with a grinding shaft 15, the upper end of the right side of the frame 1 is fixedly connected with a water tank 16, and the left end of the rotating shaft 2 is fixedly connected with a third transmission gear 17.

The working principle is as follows: when equipment begins to operate, the motor drives No. three drive gear 17 and rotates, No. three drive gear 17's centre of a circle department fixedly connected with pivot 2, pivot 2 rotates and drives watering device 5 and begins to rotate, the inside water of water tank 16 passes through one-way water valve 4 and gets into limbers 3, it gets into inside watering device 5 to advance limbers 3, the inside fixedly connected with installation pole of watering device 5, the fixed surface of installation pole is connected with the spring, the other end fixedly connected with bobble of spring, the circular cone hole has been seted up on watering device 5's surface, the bobble has been placed to the inside in hole, when watering device 5 begins to rotate, the spring is pulled up, inside water is spilled, dispel the heat to grinding shaft 15.

The surface of second drive gear 7 rotates and is connected with movable connecting rod 8, the other end of movable connecting rod 8 rotates and is connected with piston 9, piston 9 is in the inside of air cavity 10, so piston 9 moves and transmits the cold air in the inlet port 11 to exhaust hole 12 through the inside of piston 9, get into the inside of grinding axle 15 through trachea 13 and air discharge frame 14, the surface of third drive gear 17 rotates and is connected with movable connecting rod 8, the lower extreme of movable connecting rod 8 rotates and is connected with piston 9, piston 9 moves and discharges the inside hot air of grinding axle 15 to the outside air through air cavity 10, realize the cooling to grinding axle 15.

To sum up, this pivot formula grinds grinding shaft heat sink of machine, through the rotation of pivot 2, drive watering device 5 and rotate, watering device 5 is inside to be filled with cold water, and cold water is along with watering device 5's rotation sprinkle on grinding the inner wall of axle 15 to reached and to having spilt the inner wall of grinding the axle 15 automatically, made the inside heat of grinding the axle 15 along with the evaporation of water and cooled down, and the device is multi-purpose ordinary machine part, low in manufacturing cost, and the fine effect of cooling.

This pivot formula grinds grinding shaft heat sink of machine, the motion through movable connecting rod 8 drives the motion of piston 9, piston 9 sliding connection is in the inside of air cavity 10, make air conditioning get into from inlet port 11, discharge the inside of grinding shaft 15 from exhaust hole 12, No. three drive gear 17's surface rotation is connected with movable connecting rod 8, movable connecting rod 8 drives piston 9 motion, make the inside hot-air of grinding shaft 15 get into air cavity 10 from inlet port 11, discharge from exhaust hole 12 again, thereby it can in time discharge the vapor of evaporation to have reached, grind 15 inside and remain the cooling throughout of shaft, prevention grinding shaft 15 is out of shape because of overheated, influence the quality of grinding, work efficiency's effect has been improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.